81446656

素因数分解:

$2^8\times {\mathrm{71}}^1\times {\mathrm{4481}}^1$

素因数の和:4568

約数の個数: 36

約数和(自身を含む): 164901744

約数和(自身を除く): 83455088

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 128, 142, 256, 284, 568, 1136, 2272, 4481, 4544, 8962, 9088, 17924, 18176, 35848, 71696, 143392, 286784, 318151, 573568, 636302, 1147136, 1272604, 2545208, 5090416, 10180832, 20361664, 40723328, 81446656]

約数ペア:

[(1, 81446656), (2, 40723328), (4, 20361664), (8, 10180832), (16, 5090416), (32, 2545208), (64, 1272604), (71, 1147136), (128, 636302), (142, 573568), (256, 318151), (284, 286784), (568, 143392), (1136, 71696), (2272, 35848), (4481, 18176), (4544, 17924), (8962, 9088)]